Home / 27,558.56-41,336.94-11,976.20

Finding the Fourth Proportional to 27,558.56, 41,336.94 and 11,976.20

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Solution

The fourth proportional to 27,558.56, 41,336.94 and 11,976.20 is: 17,963.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,558.56 : 41,336.94 = 11,976.20 : x
  2. Step 2: Convert to fraction form
    27,558.56/41,336.94 = 11,976.20/x
  3. Step 3: Cross multiply
    27,558.56x = 41,336.94 × 11,976.20
  4. Step 4: Simplify right side
    27,558.56x = 495,059,460.83
  5. Step 5: Solve for x
    x = 495,059,460.83/27,558.56
  6. Step 6: Final answer
    x = 17,963.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.